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Weather & Climate in Clear Lake CDP (Pierce County), WA
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Clear Lake CDP (Pierce County) experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 38°F in January while summers reach 64°F in July. The area gets 253 sunny days per year, above the national average. Air quality is rated Good with a median AQI of 28 / among the cleanest air in the country. The city sits at an elevation of 729 feet.
Temperature
38°F Jan (4°C)
64°F Jul (18°C)
| Annual Average | 50.0°F |
| 7% below US avg | |
| January Average | 38°F (4°C) |
| July Average | 64°F (18°C) |
| Sunny Days | 253 days/yr |
Geography
| Elevation | 729 ft (222 m) |
| Area | 3.5 sq mi (9.1 km²) |
| Population Density | 149/sq mi |
| Coordinates | 46.9284°N, 122.3050°W |
| Timezone | America/Los_Angeles |
| County | Lewis County County |
| Nearest Airport | Olympia Regional (OLM) 28 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 28.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 89.7 / 100 |
| Social Vulnerability | 58.3 / 100 |
| Community Resilience | 45.1 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Moderate |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | Very Low |
| Cold Wave | Very Low |
| Landslide | Relatively Moderate |
| Volcano | Relatively Moderate |
| Avalanche | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
1,372 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.8.
| Feb 28, 2001 | 7 km SSE of Longbranch, Washington | M6.8 | 40 km | 52 km |
| Jul 3, 1999 | 8 km N of Satsop, Washington | M5.8 | 89 km | 40 km |
| May 3, 1996 | 8 km NNE of Lake Marcel-Stillwater, Washington | M5.4 | 98 km | 4 km |
| Jan 29, 1995 | 3 km WSW of Des Moines, Washington | M5.0 | 51 km | 15 km |
| Jun 10, 2001 | 18 km N of Satsop, Washington | M5.0 | 95 km | 40 km |
| Jun 23, 1997 | 2 km NE of Enetai, Washington | M4.9 | 77 km | 13 km |
| Apr 25, 2003 | 26 km W of Brinnon, Washington | M4.8 | 109 km | 51 km |
| Jan 30, 2009 | 6 km ESE of Lofall, Washington | M4.7 | 98 km | 62 km |
| Jul 12, 2019 | 2 km S of Roosevelt, Washington | M4.6 | 107 km | 29 km |
| Jun 18, 1994 | 11 km SE of Skykomish, Washington | M4.3 | 110 km | -1 km |
| Feb 14, 2011 | 31 km S of Morton, Washington | M4.3 | 72 km | 4 km |
| Jul 22, 2001 | 4 km WSW of DuPont, Washington | M4.3 | 34 km | 52 km |
| Feb 18, 2015 | 15 km ENE of Cle Elum, Washington | M4.2 | 123 km | 4 km |
| May 20, 1995 | 15 km NNE of Ashford, Washington | M4.1 | 28 km | 12 km |
| Feb 23, 2017 | 11 km NE of Hoodsport, Washington | M4.1 | 83 km | 15 km |
| Aug 16, 2004 | 16 km ENE of Packwood, Washington | M4.0 | 69 km | -1 km |
| Oct 9, 1998 | 20 km S of White Swan, Washington | M4.0 | 146 km | 2 km |
| Jun 15, 1994 | 1 km WNW of Hoodsport, Washington | M4.0 | 84 km | 44 km |
| Jul 1, 2009 | 4 km SE of Coupeville, Washington | M4.0 | 143 km | 58 km |
| Aug 8, 2023 | 9 km NNE of Snoqualmie, Washington | M3.9 | 85 km | 16 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
26 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 1 injury.
| Date | Rating | Distance | Path | Fatalities |
| Dec 12, 1969 | EF3 | 64 km | 3.8 mi | 0 |
| Dec 18, 2018 | EF2 | 69 km | 1.4 mi | 0 |
| Nov 10, 1965 | EF2 | 52 km | 1.5 mi | 0 |
| Oct 18, 2019 | EF1 | 61 km | 0.7 mi | 0 |
| Jan 18, 2015 | EF1 | 50 km | 4.1 mi | 0 |
| Sep 30, 2013 | EF1 | 18 km | 1.0 mi | 0 |
| Sep 6, 2009 | EF1 | 32 km | 9.6 mi | 0 |
| May 27, 2004 | EF1 | 49 km | 0.2 mi | 0 |
| Jun 27, 2001 | EF1 | 30 km | 2.3 mi | 0 |
| May 31, 1997 | EF1 | 35 km | 0.5 mi | 0 |
| Mar 28, 1985 | EF1 | 95 km | 0.2 mi | 0 |
| Jun 12, 1978 | EF1 | 23 km | 1.5 mi | 0 |
| Dec 22, 1971 | EF1 | 53 km | 0.5 mi | 0 |
| Sep 28, 1962 | EF1 | 64 km | 0.1 mi | 0 |
| Apr 27, 2014 | EF0 | 8 km | 0.2 mi | 0 |
| May 27, 2011 | EF0 | 59 km | 0.1 mi | 0 |
| Oct 25, 2010 | EF0 | 60 km | 0.0 mi | 0 |
| Jan 28, 2006 | EF0 | 33 km | 0.5 mi | 0 |
| Oct 15, 2003 | EF0 | 22 km | 0.1 mi | 0 |
| Jun 11, 2001 | EF0 | 76 km | — | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Tsunami History
6 tsunamis recorded within 500 km. Highest wave on record: 250.0 m (820 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1980 | WASHINGTON | Explosion | 250.0 m | 61 | 82 km |
| 1894 | PUYALLUP RIVER DELTA, TACOMA, WA | Meteorological | 3.0 m | 2 | 41 km |
| 1891 | WASHINGTON | Eruption + Earthquake | 2.4 m | — | 149 km |
| 1949 | PUGET SOUND, WA | Meteorological | 2.4 m | — | 45 km |
| 1949 | PUGET SOUND, WA | Eruption + Earthquake | — | 8 | 36 km |
| 1820 | CAMANO ISLAND, WA | Meteorological | — | — | 126 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
7 volcanoes within 200 km. Closest: Rainier (42 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Rainier | Stratovolcano | 4,392 m (14,409 ft) | 1450 | 42 km |
| St. Helens | Stratovolcano | 2,549 m (8,363 ft) | 2008 | 82 km |
| Adams | Stratovolcano | 3,742 m (12,277 ft) | 950 | 102 km |
| Indian Heaven | Shield(s) | 1,806 m (5,925 ft) | -6250 | 117 km |
| West Crater | Volcanic field | 1,329 m (4,360 ft) | -5750 | 118 km |
| Glacier Peak | Stratovolcano | 3,213 m (10,541 ft) | 1700 | 159 km |
| Hood | Stratovolcano | 3,426 m (11,240 ft) | 1866 | 179 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
17 wildfires (100+ acres) recorded within 100 km. Largest: SCHNEIDER SPRINGS (114,743 acres, 2021).
| Year | Name | Acres Burned | Distance |
| 2021 | SCHNEIDER SPRINGS | 114,743 | 92 km |
| 2017 | NORSE PEAK | 51,017 | 69 km |
| 2022 | GOAT ROCKS | 6,658 | 66 km |
| 2018 | MIRIAM | 5,719 | 81 km |
| 2009 | DISCOVERY | 4,240 | 96 km |
| 2017 | AMERICAN | 3,794 | 75 km |
| 2007 | BOOMER | 3,586 | 97 km |
| 2018 | MAPLE | 3,547 | 97 km |
| 2001 | DOME PEAK | 2,756 | 99 km |
| 2015 | MEEKS TABLE | 2,387 | 96 km |
| 2022 | LOCH KATRINE | 2,163 | 94 km |
| 1988 | FALLS CREEK | 2,152 | 76 km |
| 2013 | MANASTASH RIDGE | 1,534 | 99 km |
| 2013 | CONRAD LAKE | 1,106 | 90 km |
| 2017 | SAWMILL CREEK | 1,056 | 72 km |
| 2006 | BEAR GULCH II | 1,037 | 98 km |
| 2007 | RATTLESNAKE CREEK | 1,009 | 86 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 38°F (4°C) | 8.3 in | Coldest |
| February | 40°F (5°C) | 6.3 in | |
| March | 43°F (6°C) | 5.6 in | |
| April | 47°F (8°C) | 4.7 in | |
| May | 52°F (11°C) | 3.3 in | |
| June | 57°F (14°C) | 2.8 in | |
| July | 64°F (18°C) | 1.4 in | Warmest, Driest |
| August | 63°F (17°C) | 1.7 in | |
| September | 58°F (14°C) | 2.8 in | |
| October | 50°F (10°C) | 4.8 in | |
| November | 42°F (6°C) | 8.7 in | Wettest |
| December | 38°F (4°C) | 8.5 in |
Clear Lake CDP (Pierce County) has a seasonal temperature swing of 26°F / from 38°F in January to 64°F in July. Total annual precipitation is 58.9 inches, with November being the wettest month (8.7") and July the driest (1.4").